PutForExternalRead doesn't work with transactional caches and autoCommit=false.

/**
 * @author Mircea Markus <mircea.markus@jboss.com> (C) 2011 Red Hat Inc.
 * @since 5.1
 */
@Test (groups = "functional", testName = "tx.NoAutoCommitAndPferTest")
public class NoAutoCommitAndPferTest extends SingleCacheManagerTest {

   @Override
   protected EmbeddedCacheManager createCacheManager() throws Exception {
      Configuration dsc = getDefaultStandaloneConfig(true);
      dsc.fluent().transaction().autoCommit(false);
      return new DefaultCacheManager(dsc);
   }

   public void testPferNoAutoCommitExplicitTransaction() throws Exception {
      tm().begin();
      cache.putForExternalRead("k","v");
      tm().commit();
      assert cache.get("k").equals("v"); //here is the failure!
   }

   public void testPferNoAutoCommit() throws Exception {
      cache.putForExternalRead("k","v");
      assert cache.get("k").equals("v"); //here is the failure!
   }
}